Coffee bean roaster



FIG. 1 is a perspective view, as seen from one side and above, of a coffee bean roaster embodying my new design;

FIG. 2 is a perspective view thereof as seen from the opposite side and below;

FIG. 3 is a top plan view thereof; and

FIG. 4 is a side elevational view thereof, the opposite side elevation being substantially the mirror image thereof. 

The ornamental design for a coffee bean roaster, substantially as shown and described. 